715407692449 has 2 divisors, whose sum is σ = 715407692450. Its totient is φ = 715407692448.

The previous prime is 715407692399. The next prime is 715407692453. The reversal of 715407692449 is 944296704517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 632366896225 + 83040796224 = 795215^2 + 288168^2 .

It is a cyclic number.

It is not a de Polignac number, because 715407692449 - 2¹¹ = 715407690401 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 715407692393 and 715407692402.

It is not a weakly prime, because it can be changed into another prime (715407692459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357703846224 + 357703846225.

It is an arithmetic number, because the mean of its divisors is an integer number (357703846225).

Almost surely, 2^715407692449 is an apocalyptic number.

It is an amenable number.

715407692449 is a deficient number, since it is larger than the sum of its proper divisors (1).

715407692449 is an equidigital number, since it uses as much as digits as its factorization.

715407692449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 715407692449 in words is "seven hundred fifteen billion, four hundred seven million, six hundred ninety-two thousand, four hundred forty-nine".